- Analyses or general summaries of discoveries and inventions originating within the cultural group; factors involved (e. g., accident, genius, cultural base)
- Number, range, and frequency of innovations, inventors and innovators, etc.
For specific inventions see the appropriate descriptive category.
- Patents and copyrights 424
Outline of Cultural Materials. George P. Murdock, et al., eds. New Haven, Conn. Human Relations Area Files, Inc. 1961. xxv, 164 p.